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dingusppc
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machinetnt: more control of machine configuration.

This commit is contained in:
Maxim Poliakovski 2023-12-10 00:09:36 +01:00
parent 705dd390e9
commit fa04cde25d
1 changed files with 24 additions and 1 deletions
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25
machines/machinetnt.cpp
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@ -1,6 +1,6 @@
/*
DingusPPC - The Experimental PowerPC Macintosh emulator
Copyright (C) 2018-22 divingkatae and maximum
Copyright (C) 2018-23 divingkatae and maximum
(theweirdo) spatium
(Contact divingkatae#1017 or powermax#2286 on Discord for more info)
@ -22,8 +22,10 @@ along with this program. If not, see <https://www.gnu.org/licenses/>.
/** @file Constructs a TNT (Power Macintosh 7500, 8500 etc) machine. */
#include <cpu/ppc/ppcemu.h>
#include <devices/common/machineid.h>
#include <devices/common/pci/pcihost.h>
#include <devices/common/pci/pcidevice.h>
#include <devices/ioctrl/macio.h>
#include <devices/memctrl/hammerhead.h>
#include <loguru.hpp>
#include <machines/machinebase.h>
@ -51,9 +53,26 @@ int initialize_tnt(std::string& id)
vci_host->pci_register_device(
DEV_FUN(0x0B,0), dynamic_cast<PCIDevice*>(gMachineObj->get_comp_by_name("ControlVideo")));
// get (raw) pointer to the I/O controller
GrandCentral* gc_obj = dynamic_cast<GrandCentral*>(gMachineObj->get_comp_by_name("GrandCentral"));
gMachineObj->add_device("BoardReg1", std::unique_ptr<BoardRegister>(
new BoardRegister("Board Register 1",
0x3F | // pull up all PRSNT bits
((GET_BIN_PROP("emmo") ^ 1) << 8) | // factory tests (active low)
((GET_BIN_PROP("has_sixty6") ^ 1) << 13) | // composite video out (active low)
(GET_BIN_PROP("has_mesh") << 14) | // fast SCSI (active high)
0x8000U // pull up unused bits
)));
gc_obj->attach_iodevice(0, dynamic_cast<BoardRegister*>(gMachineObj->get_comp_by_name("BoardReg1")));
// get (raw) pointer to the memory controller
memctrl_obj = dynamic_cast<HammerheadCtrl*>(gMachineObj->get_comp_by_name("Hammerhead"));
memctrl_obj->set_motherboard_id(Hammerhead::MBID_VCI0_PRESENT);
memctrl_obj->set_bus_speed(Hammerhead::BUS_SPEED_50_MHZ);
// allocate ROM region
if (!memctrl_obj->add_rom_region(0xFFC00000, 0x400000)) {
LOG_F(ERROR, "Could not allocate ROM region!");
@ -85,6 +104,10 @@ static const PropMap pm7500_settings = {
new IntProperty( 1, vector<uint32_t>({1, 2, 4}))},
{"emmo",
new BinProperty(0)},
{"has_sixty6",
new BinProperty(0)},
{"has_mesh",
new BinProperty(1)},
};
static vector<string> pm7500_devices = {